Kathem Nasser Allah, Haider. “Evaluating the Performance of the Tax Administration Using Tax Performance Indicators”. Baghdad College of Economic Sciences University Journal (BCESUJ) 66, no. 10 (October 15, 2021): 293–301. Accessed September 11, 2026. https://bcuj.baghdadcollege.edu.iq/index.php/BCESUJ/article/view/138.